Remove redundant xml (covered by plugins/pom.xml)
Remove redundant xml (covered by plugins/pom.xml)

Original commit: elastic/x-pack-elasticsearch@52eed6230bca3e68afbb60077cb0ce324fe12f57

HonzaKral/elasticsearch,scorpionvicky/elasticsearch,gingerwizard/elasticsearch,HonzaKral/elasticsearch,coding0011/elasticsearch,strapdata/elassandra,gfyoung/elasticsearch,coding0011/elasticsearch,uschindler/elasticsearch,robin13/elasticsearch,HonzaKral/elasticsearch,nknize/elasticsearch,gfyoung/elasticsearch,robin13/elasticsearch,gingerwizard/elasticsearch,coding0011/elasticsearch,scorpionvicky/elasticsearch,GlenRSmith/elasticsearch,gingerwizard/elasticsearch,coding0011/elasticsearch,robin13/elasticsearch,robin13/elasticsearch,GlenRSmith/elasticsearch,GlenRSmith/elasticsearch,nknize/elasticsearch,vroyer/elassandra,uschindler/elasticsearch,GlenRSmith/elasticsearch,gfyoung/elasticsearch,vroyer/elassandra,gingerwizard/elasticsearch,scorpionvicky/elasticsearch,scorpionvicky/elasticsearch,scorpionvicky/elasticsearch,nknize/elasticsearch,nknize/elasticsearch,gfyoung/elasticsearch,uschindler/elasticsearch,uschindler/elasticsearch,gingerwizard/elasticsearch,strapdata/elassandra,gfyoung/elasticsearch,gingerwizard/elasticsearch,coding0011/elasticsearch,vroyer/elassandra,strapdata/elassandra,gingerwizard/elasticsearch,strapdata/elassandra,uschindler/elasticsearch,nknize/elasticsearch,robin13/elasticsearch,HonzaKral/elasticsearch,strapdata/elassandra,GlenRSmith/elasticsearch